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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Computes the symmetric difference of multiple enums or constants enumset at compile time."><title>enum_set_symmetric_difference in enumset - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2" crossorigin href="../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../static.files/rustdoc-46132b98.css"><meta name="rustdoc-vars" data-root-path="../" data-static-root-path="../static.files/" data-current-crate="enumset" data-themes="" data-resource-suffix="" data-rustdoc-version="1.86.0-nightly (8361aef0d 2025-01-14)" data-channel="nightly" data-search-js="search-75f5ac3e.js" data-settings-js="settings-0f613d39.js" ><script src="../static.files/storage-59e33391.js"></script><script defer src="sidebar-items.js"></script><script defer src="../static.files/main-5f194d8c.js"></script><noscript><link rel="stylesheet" href="../static.files/noscript-893ab5e7.css"></noscript><link rel="alternate icon" type="image/png" href="../static.files/favicon-32x32-6580c154.png"><link rel="icon" type="image/svg+xml" href="../static.files/favicon-044be391.svg"></head><body class="rustdoc macro"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle" title="show sidebar"></button></nav><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../enumset/index.html">enumset</a><span class="version">1.1.5</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">enum_<wbr>set_<wbr>symmetric_<wbr>difference</a></h2><h3><a href="#">Sections</a></h3><ul class="block top-toc"><li><a href="#examples" title="Examples">Examples</a></li></ul></section><div id="rustdoc-modnav"><h2 class="in-crate"><a href="index.html">In crate enumset</a></h2></div></div></nav><div class="sidebar-resizer"></div><main><div class="width-limiter"><rustdoc-search></rustdoc-search><section id="main-content" class="content"><div class="main-heading"><span class="rustdoc-breadcrumbs"><a href="index.html">enumset</a></span><h1>Macro <span class="macro">enum_set_symmetric_difference</span><button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../src/enumset/macros.rs.html#197-212">Source</a> </span></div><pre class="rust item-decl"><code>macro_rules! enum_set_symmetric_difference {
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($value:path $(,)?) => { ... };
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($value:path, $($rest:path),* $(,)?) => { ... };
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}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>Computes the symmetric difference of multiple enums or constants enumset at compile time.</p>
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<p>The syntax used is <code>enum_set_symmetric_difference!(ENUM_A, ENUM_B, ENUM_C)</code>, computing the
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equivalent of <code>ENUM_A ^ ENUM_B ^ ENUM_C</code> at compile time. Each variant must be of the same
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type, or an error will occur at compile-time.</p>
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<h2 id="examples"><a class="doc-anchor" href="#examples">§</a>Examples</h2>
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<div class="example-wrap"><pre class="rust rust-example-rendered"><code><span class="kw">const </span>SET_A: EnumSet<Enum> = EnumSet::all();
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<span class="kw">const </span>SET_B: EnumSet<Enum> = <span class="macro">enum_set!</span>(Enum::B | Enum::C);
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<span class="kw">const </span>CONST_SET: EnumSet<Enum> = <span class="macro">enum_set_difference!</span>(SET_A, SET_B);
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<span class="macro">assert_eq!</span>(CONST_SET, Enum::A | Enum::D);</code></pre></div>
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</div></details></section></div></main></body></html> |